The buildings around this DePaul University statue create an echo chamber for those standing in the center of the circle.

Louis Sullivan’s dark, swirling cast-iron designs envelop a popular department store in this Chicago landmark.

A lone traffic cone perched on a ledge has remained unmoved since at least 2011, unofficially earning the status of a tiny Chicago landmark.

The last remaining vestige of a popular 1999 public art display.

A hidden oasis just north of Chicago's Chinatown.

A fountain filled with golden statues, celebrating the the ancient kingdom of Colchis.

Unexpected work of street art in a remote Caucasus mountain town.

Tower with a double-helix spiral, adorned with letters of the Georgian alphabet.

With over 10,000 lights, this engineering marvel lights up the city after dark.

A museum glorifying the life of Stalin, located in the city of his birth.

This extraordinary, multi-pillared monument depicts the fascinating history of Georgia.

Luxury hotel turned into a refugee camp, then turned back into a luxury hotel.

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

The first skyscraper to include a Ferris wheel built into the facade.

Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

Ancient rock-hewn town that witnessed key events of Georgian history.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

The final resting place for a wealthy Roman family, this tomb might be the best preserved of its kind outside Italy.

If the tunes of antique organs and musical marionettes don't intoxicate you, the draft beer certainly will.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.